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80149150 = 2525412963
BaseRepresentation
bin1001100011011…
…11101010011110
312120210222222001
410301233222132
5131004233100
611541512514
71662153664
oct461575236
9176728861
1080149150
1141273274
1222a1273a
13137b3243
14a904c34
157082d6a
hex4c6fa9e

80149150 has 24 divisors (see below), whose sum is σ = 149403384. Its totient is φ = 31989600.

The previous prime is 80149133. The next prime is 80149151. The reversal of 80149150 is 5194108.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80149151) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25569 + ... + 28531.

It is an arithmetic number, because the mean of its divisors is an integer number (6225141).

Almost surely, 280149150 is an apocalyptic number.

80149150 is a deficient number, since it is larger than the sum of its proper divisors (69254234).

80149150 is a wasteful number, since it uses less digits than its factorization.

80149150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3516 (or 3511 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 80149150 is about 8952.6057659209. The cubic root of 80149150 is about 431.1545500438.

The spelling of 80149150 in words is "eighty million, one hundred forty-nine thousand, one hundred fifty".

Divisors: 1 2 5 10 25 50 541 1082 2705 2963 5410 5926 13525 14815 27050 29630 74075 148150 1602983 3205966 8014915 16029830 40074575 80149150